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» Computation of class numbers of quadratic number fields
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KDD
2002
ACM
122views Data Mining» more  KDD 2002»
15 years 10 months ago
Hierarchical model-based clustering of large datasets through fractionation and refractionation
The goal of clustering is to identify distinct groups in a dataset. Compared to non-parametric clustering methods like complete linkage, hierarchical model-based clustering has th...
Jeremy Tantrum, Alejandro Murua, Werner Stuetzle
JSC
2006
102views more  JSC 2006»
14 years 9 months ago
Counterexamples to witness conjectures
Consider the class of exp-log constants, which is constructed from the integers using the field operations, exponentiation and logarithm. Let z be such an exp-log constant and let...
Joris van der Hoeven
DNA
2009
Springer
173views Bioinformatics» more  DNA 2009»
15 years 4 months ago
Time-Complexity of Multilayered DNA Strand Displacement Circuits
Recently we have shown how molecular logic circuits with many components arranged in multiple layers can be built using DNA strand displacement reactions. The potential application...
Georg Seelig, David Soloveichik
CATS
2006
14 years 11 months ago
The Busy Beaver, the Placid Platypus and other Crazy Creatures
The busy beaver is an example of a function which is not computable. It is based on a particular class of Turing machines, and is defined as the largest number of 1's that ca...
James Harland
CGF
2004
145views more  CGF 2004»
14 years 9 months ago
The State of the Art in Flow Visualization: Dense and Texture-Based Techniques
Flow visualization has been a very attractive component of scientific visualization research for a long time. Usually very large multivariate datasets require processing. These da...
Robert S. Laramee, Helwig Hauser, Helmut Doleisch,...